71 lines
2.1 KiB
JavaScript
71 lines
2.1 KiB
JavaScript
/**
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* Copyright 2004-present Facebook. All Rights Reserved.
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*
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* @providesModule AppRegistry
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*/
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'use strict';
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var invariant = require('invariant');
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var renderApplication = require('renderApplication');
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if (__DEV__) {
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// In order to use Cmd+P to record/dump perf data, we need to make sure
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// this module is available in the bundle
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require('RCTRenderingPerf');
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}
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var runnables = {};
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/**
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* `AppRegistry` is the JS entry point to running all React Native apps. App
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* root components should register themselves with
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* `AppRegistry.registerComponent`, then the native system can load the bundle
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* for the app and then actually run the app when it's ready by invoking
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* `AppRegistry.runApplication`.
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*
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* `AppRegistry` should be `require`d early in the `require` sequence to make
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* sure the JS execution environment is setup before other modules are
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* `require`d.
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*/
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var AppRegistry = {
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registerConfig: function(config) {
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for (var i = 0; i < config.length; ++i) {
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if (config[i].run) {
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AppRegistry.registerRunnable(config[i].appKey, config[i].run);
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} else {
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AppRegistry.registerComponent(config[i].appKey, config[i].component);
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}
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}
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},
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registerComponent: function(appKey, getComponentFunc) {
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runnables[appKey] = {
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run: (appParameters) =>
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renderApplication(getComponentFunc(), appParameters.initialProps, appParameters.rootTag)
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};
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return appKey;
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},
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registerRunnable: function(appKey, func) {
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runnables[appKey] = {run: func};
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return appKey;
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},
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runApplication: function(appKey, appParameters) {
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console.log(
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'Running application "' + appKey + '" with appParams: ' +
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JSON.stringify(appParameters) + '. ' +
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'__DEV__ === ' + __DEV__ +
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', development-level warning are ' + (__DEV__ ? 'ON' : 'OFF') +
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', performance optimizations are ' + (__DEV__ ? 'OFF' : 'ON')
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);
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invariant(
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runnables[appKey] && runnables[appKey].run,
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'Application ' + appKey + ' has not been registered.'
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);
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runnables[appKey].run(appParameters);
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},
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};
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module.exports = AppRegistry;
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